6. ABCD is a cyclic quadrilateral whose diagonals intersect at a point E. If ∠ DBC = 70°

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6. ABCD is a cyclic quadrilateral whose diagonals intersect at a point E. If ∠ DBC = 70°, ∠ BAC is 30°, find ∠ BCD. Further, if AB = BC, find ∠ ECD.
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Oct
6. ABCD is a cyclic quadrilateral whose diagonals intersect at a point E. If ∠ DBC = 70°, ∠ BAC is 30°, find ∠ BCD. Further, if AB = BC, find ∠ ECD. ∠ BAC is 30° 6. ABCD is a cyclic quadrilateral whose diagonals intersect at a point E. If ∠ DBC = 70° [...]
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Tags: ∠ BAC is 30° , 6. ABCD is a cyclic quadrilateral whose diagonals intersect at a point E. If ∠ DBC = 70° , find ∠ BCD. Further , find ∠ ECD. , if AB = BC ,